APA (7th ed.) Citation

Thoreau, H. D. (1995). Civil disobedience. Penguin books.

Chicago Style (17th ed.) Citation

Thoreau, Henry David. Civil Disobedience. New York [etc.]: Penguin books, 1995.

MLA (9th ed.) Citation

Thoreau, Henry David. Civil Disobedience. Penguin books, 1995.

Warning: These citations may not always be 100% accurate.